-30.18% is the change from 908 to 634
Calculation steps:
[( 634 - 908 ) ÷ 908] x 100 = -30.18%
Formula
Percentage change = [(634 - 908) / 908] x 100
Subtract the new number by the original number
634 - 908 = -274
-274 ÷ 908 = -0.30176211453744495
-0.30176211453744495 x 100 = -30.18%